chore(impl_tracks_info): split codebase

substrate/frame/referenda-tracks/src/impl_tracks_info.rs

@@ -0,0 +1,31 @@
+use super::*;
+
+impl<T: Config<I>, I> pallet_referenda::TracksInfo<BalanceOf<T, I>, BlockNumberFor<T>>
+	for Pallet<T, I>
+{
+	type Id = T::TrackId;
+	type RuntimeOrigin = <T::RuntimeOrigin as OriginTrait>::PalletsOrigin;
+	type TracksIter = TracksIter<T, I>;
+
+	fn tracks() -> Self::TracksIter {
+		Tracks::<T, I>::iter().map(|(id, info)| Cow::Owned(Track { id, info }))
+	}
+	fn track_for(origin: &Self::RuntimeOrigin) -> Result<Self::Id, ()> {
+		OriginToTrackId::<T, I>::get(origin).ok_or(())
+	}
+	fn tracks_ids() -> Vec<Self::Id> {
+		TracksIds::<T, I>::get().into_inner()
+	}
+	fn info(id: Self::Id) -> Option<Cow<'static, TrackInfoOf<T, I>>> {
+		Tracks::<T, I>::get(id).map(Cow::Owned)
+	}
+}
+
+impl<T: Config<I>, I: 'static> Get<Vec<TrackOf<T, I>>> for crate::Pallet<T, I> {
+	fn get() -> Vec<TrackOf<T, I>> {
+		// expensive but it doesn't seem to be used anywhere
+		<Pallet<T, I> as pallet_referenda::TracksInfo<BalanceOf<T, I>, BlockNumberFor<T>>>::tracks()
+			.map(|t| t.into_owned())
+			.collect()
+	}
+}